Home / 14,537.67-20,071.61-11,174.28

Finding the Fourth Proportional to 14,537.67, 20,071.61 and 11,174.28

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Solution

The fourth proportional to 14,537.67, 20,071.61 and 11,174.28 is: 15,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,537.67 : 20,071.61 = 11,174.28 : x
  2. Step 2: Convert to fraction form
    14,537.67/20,071.61 = 11,174.28/x
  3. Step 3: Cross multiply
    14,537.67x = 20,071.61 × 11,174.28
  4. Step 4: Simplify right side
    14,537.67x = 224,285,790.19
  5. Step 5: Solve for x
    x = 224,285,790.19/14,537.67
  6. Step 6: Final answer
    x = 15,427.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.